557560054186 has 4 divisors (see below), whose sum is σ = 836340081282. Its totient is φ = 278780027092.

The previous prime is 557560054157. The next prime is 557560054237. The reversal of 557560054186 is 681450065755.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 681450065755 = 5 ⋅136290013151.

It can be written as a sum of positive squares in only one way, i.e., 347080048225 + 210480005961 = 589135^2 + 458781^2 .

It is a super-2 number, since 2×557560054186² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139390013545 + ... + 139390013548.

Almost surely, 2^557560054186 is an apocalyptic number.

557560054186 is a deficient number, since it is larger than the sum of its proper divisors (278780027096).

557560054186 is a wasteful number, since it uses less digits than its factorization.

557560054186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278780027095.

The product of its (nonzero) digits is 5040000, while the sum is 52.

The spelling of 557560054186 in words is "five hundred fifty-seven billion, five hundred sixty million, fifty-four thousand, one hundred eighty-six".